On Buds and StipulesK. Paul, Trench, Trübner & Company, Limited, 1899 - 239 pagini |
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Pagina 1
... already formed , as a rule , during the previous summer , in many cases as early as June or July , and in some even a year and a half in advance . The protection of the buds is therefore one of the most important requisites in plant ...
... already formed , as a rule , during the previous summer , in many cases as early as June or July , and in some even a year and a half in advance . The protection of the buds is therefore one of the most important requisites in plant ...
Pagina 7
... and well protect the bud . Though leaves and flowers come out with a sur- prising burst of vegetation in suitable spring weather , their development is slow and gradual . The summer buds , as I have already mentioned , contain the. ON BUDS ...
... and well protect the bud . Though leaves and flowers come out with a sur- prising burst of vegetation in suitable spring weather , their development is slow and gradual . The summer buds , as I have already mentioned , contain the. ON BUDS ...
Pagina 8
Sir John Lubbock. buds , as I have already mentioned , contain the young leaves of the following year ; the flowers of the Horse Chestnut or Maple ( figs . 8 and 9 ) may be found in the bud in the preceding October ; in some Conifers the ...
Sir John Lubbock. buds , as I have already mentioned , contain the young leaves of the following year ; the flowers of the Horse Chestnut or Maple ( figs . 8 and 9 ) may be found in the bud in the preceding October ; in some Conifers the ...
Pagina 9
... already dropped off ; s , scar of stipule . The same thing occurs in the Elm , Birch , Hazel - Nut , Lilac , Willow , & c . In these and many other species the bud situated apparently at the end of the branchlets is in reality axillary ...
... already dropped off ; s , scar of stipule . The same thing occurs in the Elm , Birch , Hazel - Nut , Lilac , Willow , & c . In these and many other species the bud situated apparently at the end of the branchlets is in reality axillary ...
Pagina 13
Sir John Lubbock. those of the Wallflower ? Because , as I have already mentioned , the seeds of the Wallflower are thinner than those of the Mustard , so that there would not be room for the four folds of the doubled leaves.1 In ...
Sir John Lubbock. those of the Wallflower ? Because , as I have already mentioned , the seeds of the Wallflower are thinner than those of the Mustard , so that there would not be room for the four folds of the doubled leaves.1 In ...
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Termeni și expresii frecvente
apex axil axillary buds axis base become Beech blade brown bud fig bud is protected bud-scales catkin ciliate completely covered concave conduplicate connate stipules cotyledons developed edges Edition fifth folded fourth genera glabrous glands glandular growing-point growth Guaiacum officinale hairs hairy Helianthemum Hornbeam Horse Chestnut inserted instance lamina lateral buds Lathyrus Lathyrus Aphaca Lathyrus Nissolia leaf leaf-base leaf-blade leaf-stalk leaflets leaves and stipules Leguminosa length less lobes lower membranous midrib Monocotyledons narrower nerves node oblong ocrea Opulus outer scales ovate pair of leaves pair of stipules pairs of scales pedestal persistent petiole PLANE Platanus plant Polygonum portion protect the bud protect the young scale fig scar sheath showing side silky sixth slightly smaller sometimes species spines stem stipular stipules belonging stipules fig subulate tendrils terminal bud trees triangular unequal upper Viburnum Viburnum Lantana Viburnum Opulus Whitebeam winter winter-bud Wych Elm young leaves
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Pagina 233 - Prontenex, the owner stated that for years they followed the same order of succession at both epochs : those which were first to leaf were also the earliest to lose their leaves. A Chestnut in the gardens of the Tuileries from its habit of early leafing is known as the Vingt Mars ; and M. Henri Vilmorin states that, compared with the other Chestnuts in the gardens, it keeps its leaves beyond the mean time of leaf-fall. M. Vilmorin also observed thirty-four Horse Chestnuts, 150 years old, in a plantation...